The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 02, 2025
Filed:
Mar. 29, 2024
Huawei Technologies Co., Ltd., Guangdong, CN;
Geyi Wen, Nanjing, CN;
Ming Zhang, Hangzhou, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A dual-frequency band dual-circularly polarized antenna and an antenna system are disclosed. The antenna includes: a first patch, configured to radiate a high-frequency signal; a second patch, including a radiating element and a ground plate, where the radiating element is configured to radiate a low-frequency signal, the ground plate includes a hollow circle, the radiating element is located in the hollow circle of the ground plate, and the radiating element is an open resonant ring; a microstrip feeder; and a first dielectric substrate, configured to place the second patch and the microstrip feeder, where the first patch is above and spaced apart from the second patch, and the second patch is above the microstrip feeder; and an antenna size is between 0.3λ×0.3λ×0.05, and 0.4λ×0.4λ×0.1λ, and λ is a wavelength corresponding to a lowest operating frequency of the antenna.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile